Synonym: 1,2,3-Benzotriazole CAS Number: 95-14-7 Linear Formula: C6H5N3 Molecular Weight: 119.12 Beilstein Registry Number: 112133 EC Number: 202-394-1

Synonym: Boc anhydride, Di-tert-butyl pyrocarbonate CAS Number: 24424-99-5 Linear Formula: [(CH3)3COCO]2O Molecular Weight: 218.25 Beilstein Registry Number: 1911173 EC Number: 246-240-1

Synonym: 2-(tert-Butoxycarbonyloxyimino)-2-phenyl­acetonitrile, Boc-ON CAS Number: 58632-95-4 Linear Formula: (CH3)3COCOON=C(C6H5)CN Molecular Weight: 246.26 Beilstein Registry Number: 2217296 EC Number: 261-370-9

BR，99%

Synonym: (S)-1-Chloro-3-tosylamido-4-phenyl-2-butanone, (S)-1-Chloro-4-phenyl-3-tosylamido-2-butanone, Tosyl-L-phenylalanyl-chloromethane, TPCK CAS Number: 402-71-1 Linear Formula: C17H18ClNO3S

Synonym: (3S)-1-Chloro-3-tosylamido-7-amino-2-heptanone hydrochloride, (3S)-7-Ami*-chloro-3-tosylamino-2-heptanone hydrochloride, TLCK, Tosyl-L-lysyl-chloromethane hydrochloride CAS Number: 4272-74-6

Synonym: TAME hydrochloride CAS Number: 1784-03-8 Linear Formula: H2NC(=NH)NH(CH2)3CH(NHSO2C6H4CH3)CO2CH3 · HCl Molecular Weight: 378.87

Synonym: BTEE CAS Number: 3483-82-7 Linear Formula: 4-(HO)C6H4CH2CH(NHCOC6H5)CO2C2H5 Molecular Weight: 313.35